[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

水压范围下限≤30psi(约207kPa)适合牙龈敏感或牙周炎人群,从最低档逐步适应;上限达90psi以上可有效清除牙缝食物残渣与牙菌斑

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